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#Headfi darkvoice 336se otl headphone amp install
#Headfi darkvoice 336se otl headphone amp mod

* low noise voltage regulation (likely to need a different power transformer due to the voltage drop) * move power switching to the back so the power is not routed up next to the preamp section (this could be a power relay operated by a simple transistor with the transistor controlled by a low power DC switch on the front instead). * Constant Current Source (CCS) to flatten the operating line. You can also do that for the entire supply - but again, it would need design work to ensure you understand if the power transformer could handle it. * more capacitance on the LPF if it reduces the cutoff point (very careful of inrush current which will damage the transformer). * change caps to a choke+caps (essentially changing from the bi-directional CR low pass filter) * frequency response with your chosen headphones?īig filter caps in there as a low pass filter protecting the front end 6SN7 for noise - options here are

#Headfi darkvoice 336se otl headphone amp install

Other than tube rolling - unless you know of any real juicy tubes to install - suggest whatever comes to mind for further improvement of stock unit.ĭarkvoice and Crack Mods | Super Best Audio Friendsĭarkvoice 336i & 336SE Tuberolling PartII | | Headphone Reviews and Discussion - įirst I'm going to ask the obvious existential question - what is better? colors have different doping materials and diff. Have there been comments on the brand or type of LED to use? I've heard that color can make a diff.

This may have worsened the sound? Not sure!

#Headfi darkvoice 336se otl headphone amp mod

Next, I did the LED mod (replacing the 1k R). I think that made a positive improvement. I did the Preamp Output ground (remove) mod. I have not made such comparisons, however.Ī few mods have been suggested for the 336se. It can roughly be compared to Bottlehead Crack, the latter being better built and pricier. Output: 1/4 in (6.FYI, the Darkvoice 336se is a popular tube headphone amp from China.Overall, the DarkVoice 336SE is a solid choice if you are looking for a high end tube amp that performs exceptionally well, can handle any setup, and be customized to your preference all without spending $500. As well, DarkVoice has been around in the market for a while now and they have earned a (deserved) reputation for building solid, well-performing, products. We like the flexibility of the 336SE as it's powerful enough for headphones with high impedance and customization with easy-to-change tube slots.

The DarkVoice 336SE Tube Headphone amp is an Output Transformer-Less (OTL) tube headphone amp that has been designed to provide clear sound and amplification.

High quality components are used throughout and enclosed in a strong case.

Tubes are convenient to change and swap allowing you to customize the sound to your preference.

Powerful enough for any setup with the ability to power headphones with up to 600 ohms of magnetic resistance as well as doubling as a speaker pre-amp.

Highly reviewed tube amp by reviewers and audiophiles (4.5 rating on Head-Fi, very positive feedback from many reviewers).

Note: If we're sold out of the DarkVoice 336SE in our main store, come see if we have it in stock in the Apos Members Aisle, where we're selling it at a special discounted price.